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Table 3 The estimated value of interaction effect between APOE and diagnosis in cortical morphometric features

From: Anxiety correlates with cortical surface area in subjective cognitive decline: APOE ε4 carriers versus APOE ε4 non-carriers

  Groups APOE Estimation 95%CI P value
Cortex volume SCD ε4 + 397.829 ± 8.076 381.848–413.810 .25
ε4 − 416.300 ± 4.579 407.203–425.398
NC ε4 + 420.606 ± 8.562 403.664–437.548
ε4 − 423.750 ± 4.312 415.217–432.283
Surface area in right hemisphere SCD ε4 + 742.296 ± 13.860 714.871–769.722 .086
ε4 − 782.810 ± 7.890 767.197–798.423
NC ε4 + 794.782 ± 14.694 765.706–823.857
ε4 − 795.956 ± 7.400 781.312–810.600
Surface area in left hemisphere SCD ε4 + 741.824 ± 15.268 711.613–772.036 .118
ε4 − 786.760 ± 8.691 769.561–803.959
NC ε4 + 795.066 ± 16.186 763.037–827.096
ε4 − 800.473 ± 8.152 784.342–816.605
Thickness in right hemisphere SCD ε4 + 2.402 ± 0.020 2.362–2.442 .495
ε4 − 2.381 ± 0.011 2.358–2.404
NC ε4 + 2.378 ± 0.021 2.336–2.421
ε4 − 2.380 ± 0.011 2.359–2.401
Thickness in left hemisphere SCD ε4 + 2.406 ± 0.021 2.365–2.447 .246
ε4 − 2.374 ± 0.012 2.350–2.397
NC ε4 + 2.381 ± 0.022 2.337–2.425
ε4 − 2.389 ± 0.011 2.367–2.411
  1. Data is expressed as the means ± SD; 95%CI, 95% confidence interval; covariates include age, gender, and year of education; ε4 + was APOE ε4 carriers while ε4 – was non-carriers